a dogs one for olfaction, the other for res pration. breathing and smelling are two 13r59 functions. dogs can filter sense to a degree thooumz can't begin to comprehend. author and dog cognition researcher alexander horowitz breaks it down "inside of a dog." while humans may smell sugar in coffee, dogs can smell it in two olympic [ sighs ] swimming pools >> in west hills, the nc 2 foundation is screening and training dogs to detect cancer. master trainer dina safiris is choosing dogs based uponblied but more importantly, their person personal tality >> good. get out. go. get it. get it. get it. get it. get it. so, it's not so much about having a good nose. it's more about having kind of >> yes. >> it's the trainability, the willingness to want to repeat over and over again, wanting to do the same thing over and over again in a small room. so, and other dogs will become board by -- bored by it >> she trains dogs in something they can show interest in. the ball? >> it may be hidden deep in the box or the cancer. he can't get to his toy. s